RNAi screen result	RNAPII IP (MG132)	CSB IP	CSB IP (MG132)	Chrom.	Chrom. (MG132)	Ubi /Phospo	Ubi /Phospho (MG132)
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Gene name	MGoogle Score	RNAi high	RNAi low	RNAPII-IP (MG132)	CSB-IP	CSB-IP (MG132)	Chrom.	Chrom. (MG132)
RAPGEF1	0	1.620	-0.780
RAPGEF2	0	-0.860	1.560
SOS1	0	0.500	-0.620	-0.570
RAPGEF5	0	0.540	-0.210
RASGRP3	0	0.570	0.240
RAPGEF6	0	0.070	-0.270

Gene name	PTM type	PTM site	UV	UV (MG132)	Sequence
RAPGEF1	Phosphorylation	S377		0.629	_LSKS(ph)DEQLSSLDR_
RAPGEF2	Phosphorylation	S1022	0.043	-0.570	_SETS(ph)PVAPR_
RAPGEF2	Phosphorylation	S1080	-0.612		_DLPPFGINS(ph)PQALK_
RAPGEF5	Phosphorylation	S84	-0.405	-0.905	_RIS(ph)NPYLEHTPSQIYGENSSCAGR_
RAPGEF6	Phosphorylation	S280	-0.583	-0.664	_LPEGPVDS(ph)EDDEEEDEEIDRTDPLQGR_
RAPGEF6	Phosphorylation	S1120		0.074	_SLS(ph)QGSTNSNM(ox)LDVQGGAHKK_
RAPGEF6	Phosphorylation	S1144	1.135	0.460	_RSS(ph)LLNAK_
RAPGEF6	Phosphorylation	S1207	-1.222	-0.492	_SSEMS(ph)PVPMR_
RAPGEF6	Phosphorylation	S1544	-0.050	-0.196	_GLIVYCVTS(ph)PK_
RASGRP3	Phosphorylation	S390	0.183	0.695	_SPTS(ph)PTTPNK_
SOS1	Phosphorylation	S1082	0.278		_IPESETESTASAPNS(ph)PR_
SOS1	Phosphorylation	S1166	0.097	-0.094	_RPESAPAES(ph)SPSK_